Pith Number

pith:L3MDD6AI

pith:2017:L3MDD6AICL4KBCIZXZR62DD2L2

not attested not anchored not stored refs pending

Private Broadcasting: an Index Coding Approach

Christina Fragouli, Linqi Song, Martina Cardone, Mohammed Karmoose

arxiv:1701.04958 v2 · 2017-01-18 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L3MDD6AICL4KBCIZXZR62DD2L2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:03:25.180863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ed831f80812f8a08919be63ed0c7a5e88d5cca1733f5638e78a9c0516ad0ae0

Aliases

arxiv: 1701.04958 · arxiv_version: 1701.04958v2 · doi: 10.48550/arxiv.1701.04958 · pith_short_12: L3MDD6AICL4K · pith_short_16: L3MDD6AICL4KBCIZ · pith_short_8: L3MDD6AI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/L3MDD6AICL4KBCIZXZR62DD2L2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5ed831f80812f8a08919be63ed0c7a5e88d5cca1733f5638e78a9c0516ad0ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59726f5f9cbb3629b5cc6f786239b57ab9fe75defb083bce5f28176c46bec1c8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-18T05:58:07Z",
    "title_canon_sha256": "88e81a4d879d02ab913fa1ed182d82bcc788f723a554e7cca69b2f113e5cb9da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04958",
    "kind": "arxiv",
    "version": 2
  }
}